:root{--bg:#f4f1ec;--surface:#fff;--text:#17212b;--muted:#6b7580;--line:#dfe3e5;--primary:#0f4f59;--accent:#b48a54;--danger:#a83f3f;--shadow:0 18px 50px rgba(23,33,43,.08);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);line-height:1.5}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}code{background:#eef0f1;padding:.12rem .35rem;border-radius:6px}.admin-shell{min-height:100vh;display:grid;grid-template-columns:250px 1fr}.admin-sidebar{position:sticky;top:0;height:100vh;padding:1.25rem;background:#102a30;color:#fff;display:flex;flex-direction:column;gap:1.2rem}.admin-brand{display:flex;align-items:center;gap:.7rem;font-weight:750}.admin-brand span{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:#fff;color:#102a30;font-size:.75rem}.admin-nav{display:grid;gap:.25rem}.admin-nav a{padding:.72rem .8rem;border-radius:10px;color:rgba(255,255,255,.75);font-size:.9rem}.admin-nav a:hover,.admin-nav a.active{background:rgba(255,255,255,.1);color:#fff}.admin-sidebar footer{margin-top:auto;font-size:.75rem;color:rgba(255,255,255,.58)}.admin-main{padding:1.5rem 2rem 4rem;min-width:0}.admin-topbar{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1.5rem}.admin-topbar h1{margin:0;font-size:1.8rem;letter-spacing:-.03em}.top-actions{display:flex;gap:.55rem;flex-wrap:wrap}.admin-button{border:1px solid var(--line);background:var(--surface);padding:.65rem .85rem;border-radius:10px;cursor:pointer;font-weight:650;font-size:.84rem}.admin-button.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.admin-button.danger{color:#fff;background:var(--danger);border-color:var(--danger)}.admin-button:hover{transform:translateY(-1px)}.notice{padding:.8rem 1rem;border-radius:12px;margin-bottom:1rem;background:#edf7f3;color:#2d684e;border:1px solid #cde5d9}.notice.error{background:#faeeee;color:#8a3232;border-color:#eccaca}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.8rem;margin-bottom:1.5rem}.stat{padding:1rem;border-radius:16px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow)}.stat small{display:block;color:var(--muted);font-size:.73rem;text-transform:uppercase;letter-spacing:.08em}.stat strong{display:block;font-size:2rem;letter-spacing:-.04em;margin-top:.35rem}.admin-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:1.2rem;box-shadow:var(--shadow);margin-bottom:1rem}.admin-card h2{margin:0 0 .5rem;font-size:1.2rem}.admin-card>p{color:var(--muted);margin:.2rem 0 1rem;font-size:.9rem}.admin-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.field{display:grid;gap:.35rem;margin-bottom:.8rem}.field label,.field>span{font-size:.76rem;font-weight:750;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:10px;background:#fbfbfa;padding:.7rem;color:var(--text);outline:none}.field textarea{min-height:420px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.78rem;line-height:1.45;white-space:pre;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,79,89,.1)}.form-actions{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}.admin-table{width:100%;border-collapse:collapse;font-size:.82rem}.admin-table th,.admin-table td{padding:.65rem .75rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}.admin-table th{background:#f4f6f6;color:var(--muted);font-size:.7rem;text-transform:uppercase;letter-spacing:.06em}.admin-table tr:last-child td{border-bottom:0}.admin-table td small{display:block;color:var(--muted)}.chart{display:flex;align-items:end;gap:5px;height:170px;padding-top:1rem}.bar{flex:1;min-width:7px;background:var(--primary);border-radius:5px 5px 0 0;position:relative;opacity:.82}.bar:hover{opacity:1}.bar span{display:none;position:absolute;bottom:100%;left:50%;transform:translateX(-50%);background:#17212b;color:#fff;padding:.25rem .4rem;border-radius:6px;font-size:.65rem;white-space:nowrap}.bar:hover span{display:block}.qr-layout{display:grid;grid-template-columns:1fr 260px;gap:1rem;align-items:start}.qr-preview{min-height:260px;display:grid;place-items:center;background:#fff;border:1px dashed var(--line);border-radius:14px;padding:1rem}.qr-preview canvas,.qr-preview img{max-width:220px!important;height:auto!important}.color-row{display:grid;grid-template-columns:repeat(3,1fr);gap:.65rem}.color-field input{height:44px;padding:.2rem}.login-page{min-height:100vh;display:grid;place-items:center;padding:1.5rem;background:radial-gradient(circle at 20% 10%,#e8ded0,transparent 35%),var(--bg)}.login-card{width:min(430px,100%);padding:1.5rem;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}.login-card h1{margin:.5rem 0 1rem}.login-card .admin-brand{color:var(--text)}.login-card .admin-brand span{background:var(--primary);color:#fff}.message-card{padding:.8rem;border:1px solid var(--line);border-radius:12px;margin:.6rem 0}.message-card p{white-space:pre-wrap}.small{font-size:.78rem;color:var(--muted)}@media(max-width:1000px){.admin-shell{grid-template-columns:1fr}.admin-sidebar{position:relative;height:auto}.admin-nav{grid-template-columns:repeat(4,1fr)}.admin-main{padding:1.2rem}.stats{grid-template-columns:repeat(2,1fr)}.admin-grid{grid-template-columns:1fr}}@media(max-width:620px){.admin-nav{grid-template-columns:repeat(2,1fr)}.admin-topbar{align-items:flex-start;flex-direction:column}.stats{grid-template-columns:1fr 1fr}.qr-layout{grid-template-columns:1fr}.color-row{grid-template-columns:1fr}.admin-main{padding:1rem}.field textarea{min-height:300px}}